Home / 951,159.30-1,312,616.73-515,590.92

Finding the Fourth Proportional to 951,159.30, 1,312,616.73 and 515,590.92

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Solution

The fourth proportional to 951,159.30, 1,312,616.73 and 515,590.92 is: 711,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,159.30 : 1,312,616.73 = 515,590.92 : x
  2. Step 2: Convert to fraction form
    951,159.30/1,312,616.73 = 515,590.92/x
  3. Step 3: Cross multiply
    951,159.30x = 1,312,616.73 × 515,590.92
  4. Step 4: Simplify right side
    951,159.30x = 676,773,267,428.09
  5. Step 5: Solve for x
    x = 676,773,267,428.09/951,159.30
  6. Step 6: Final answer
    x = 711,524.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.